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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject transfer the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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/*
 * DO NOT EDIT THIS DOCUMENT MANUALLY !!!
 * THIS FILE IS AUTOMATICALLY GENERATED BY THE TOOLS UNDER
 *    AutoDetect/tools/
 */

package com.github.jspxnet.io.chardet;

import java.io.*;
import java.net.*;

public class HtmlCharsetDetector {

    public static boolean found = false;

    public static void main(String[] argv) throws Exception {

        if (argv.length != 1 && argv.length != 2) {

            System.out.println(
                    "Usage: HtmlCharsetDetector <url> [<languageHint>]");

            System.out.println();
            System.out.println("Where <url> is http://...");
            System.out.println("For optional <languageHint>. Use following...");
            System.out.println("		1 => Japanese");
            System.out.println("		2 => Chinese");
            System.out.println("		3 => Simplified Chinese");
            System.out.println("		4 => Traditional Chinese");
            System.out.println("		5 => Korean");
            System.out.println("		6 => Dont know (default)");

            return;
        }


        // Initalize the nsDetector() ;
        int lang = (argv.length == 2) ? Integer.parseInt(argv[1])
                : nsPSMDetector.ALL;
        nsDetector det = new nsDetector(lang);

        // Set an observer...
        // The Notify() will be called when a matching charset is found.

        det.Init(new nsICharsetDetectionObserver() {
            @Override
            public void Notify(String charset) {
                HtmlCharsetDetector.found = true;
                System.out.println("CHARSET = " + charset);
            }
        });

        URL url = new URL(argv[0]);
        BufferedInputStream imp = new BufferedInputStream(url.openStream());

        byte[] buf = new byte[1024];
        int len;
        boolean done = false;
        boolean isAscii = true;

        while ((len = imp.read(buf, 0, buf.length)) != -1) {

            // Check if the stream is only ascii.
            if (isAscii) {
                isAscii = det.isAscii(buf, len);
            }

            // DoIt if non-ascii and not done yet.
            if (!isAscii && !done) {
                done = det.DoIt(buf, len, false);
            }
        }
        det.DataEnd();

        if (isAscii) {
            System.out.println("CHARSET = ASCII");
            found = true;
        }

        if (!found) {
            String[] prob = det.getProbableCharsets();
            for (int i = 0; i < prob.length; i++) {
                System.out.println("Probable Charset = " + prob[i]);
            }
        }
    }
}
